Posts tagged probability and stats
How changes to the data change the mean, median, mode, range, and IQR

In this lesson, we want to see what happens to our measures of central tendency and spread when we make changes to our data set. Specifically the changes made either by changing all the values in the set at once, or by adding a single data point to, or removing a single data point from, the data set.

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Two-way data compared to one-way data

Sometimes we talk about two-way data in terms of independent variables and dependent variables. In the case of one-way data, we had one independent variable, called the individuals, and one or more dependent variables, called the variables. In the case of two-way data, we have two independent categories on which the variables are dependent.

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